third_party/v8/test/mjsunit/regress/regress-sqrt.js

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// Flags: --allow-natives-syntax

// Check that Math.sqrt returns the same value regardless of being
// optimized or not.

function f(x) {
  return Math.sqrt(x);
};
%PrepareFunctionForOptimization(f);
var x = 7.0506280066499245e-233;

var a = f(x);

f(0.1);
f(0.2);
%OptimizeFunctionOnNextCall(f);

var b = f(x);

assertEquals(a, b);